Knife



FIG. 1 is a side elevational view of a knife showing our new design, the knife blade being plain on its opposite surface;

FIG. 2 is a right edge view thereof;

FIG. 3 is a left edge view thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a bottom plan view thereof.

The characteristic feature of the design resides in the configuration of the serrations on the blade in combination with the blade as shown in FIG. 1. 

The ornamental design for a knife, substantially as shown and described. 